{"id":101437,"date":"2021-09-27T22:22:34","date_gmt":"2021-09-27T20:22:36","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/sistema-rasparallelivaniya-shell-skriptov-pash-pereshla-pod-krylo-linux-foundation"},"modified":"2021-09-27T22:22:34","modified_gmt":"2021-09-27T20:22:36","slug":"sistema-rasparallelivaniya-shell-skriptov-pash-pereshla-pod-krylo-linux-foundation","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/sistema-rasparallelivaniya-shell-skriptov-pash-pereshla-pod-krylo-linux-foundation","title":{"rendered":"O sistema de paraleliza\u00e7\u00e3o de shell scripts PaSh passou a fazer parte da Linux Foundation","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>O projeto PaSh, que desenvolve ferramentas para execu\u00e7\u00e3o paralela de scripts shell, anunciou a sua ades\u00e3o \u00e0 Linux Foundation, que fornecer\u00e1 a infraestrutura e os servi\u00e7os necess\u00e1rios para continuar o desenvolvimento. O c\u00f3digo do projeto \u00e9 distribu\u00eddo sob a licen\u00e7a MIT e inclui componentes em Python, Shell, C e OCaml.    <\/p>\n<p>PaSh inclui um compilador JIT, runtime e uma biblioteca de anota\u00e7\u00f5es:  <\/p>\n<ul>\n<li class=\"l\"> O runtime fornece um conjunto de primitivas para suporte \u00e0 execu\u00e7\u00e3o paralela de scripts.\n<li class=\"l\"> A biblioteca de anota\u00e7\u00f5es define um conjunto de propriedades que descrevem as situa\u00e7\u00f5es em que \u00e9 permitido paralelizar comandos individuais do POSIX e do GNU Coreutils.\n<li class=\"l\"> O compilador em tempo real analisa o script shell fornecido em uma \u00e1rvore sint\u00e1tica abstrata (AST), divide-o em fragmentos adequados para execu\u00e7\u00e3o paralela e cria uma nova vers\u00e3o do script, cujas partes podem ser executadas simultaneamente. As informa\u00e7\u00f5es sobre os comandos que podem ser paralelizados s\u00e3o obtidas pelo compilador da biblioteca de anota\u00e7\u00f5es. Durante o processo de gera\u00e7\u00e3o da vers\u00e3o paralela do script, s\u00e3o inseridas constru\u00e7\u00f5es adicionais do runtime no c\u00f3digo.  <\/ul>\n<p>  <center><img decoding=\"async\" alt=\"O sistema de paraleliza\u00e7\u00e3o de shell scripts PaSh passou a fazer parte da Linux Foundation\" src=\"\/wp-content\/uploads\/2021\/09\/cedced61aff2bf3e2c332ba5a62e7764.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <\/p>\n<p>Por exemplo, um script que processa dois arquivos f1.md e f2.md cat f1.md f2.md | tr A-Z a-z | tr -cs A-Za-z '\n' | sort | uniq | comm -13 dict.txt \u2014 &gt; out cat out | wc -l | sed 's\/$\/ palavras incorretas!\/' em condi\u00e7\u00f5es normais processar\u00e1 dois arquivos sequencialmente:    <center><img decoding=\"async\" alt=\"O sistema de paraleliza\u00e7\u00e3o de shell scripts PaSh passou a fazer parte da Linux Foundation\" src=\"\/wp-content\/uploads\/2021\/09\/d1579364255f4e3a2f9ddc5945e6a533.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>    mas ao ser executado sob o controle do PaSh ser\u00e1 dividido em dois fluxos que executam simultaneamente, cada um processando seu respectivo arquivo:    <center><img decoding=\"async\" alt=\"O sistema de paraleliza\u00e7\u00e3o de shell scripts PaSh passou a fazer parte da Linux Foundation\" src=\"\/wp-content\/uploads\/2021\/09\/34ee35399543f941f0499f554a0912d1.png\" style=\"display:block;margin: 0 auto;\" \/><\/center><br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55877\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u043e\u0435\u043a\u0442 PaSh, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0438\u0439 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u044b \u0434\u043b\u044f \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f shell-\u0441\u043a\u0440\u0438\u043f\u0442\u043e\u0432, \u043e\u0431\u044a\u044f\u0432\u0438\u043b \u043e \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u0435 \u043f\u043e\u0434 \u043f\u043e\u043a\u0440\u043e\u0432\u0438\u0442\u0435\u043b\u044c\u0441\u0442\u0432\u043e \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 Linux Foundation, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u0438\u0442 \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0443 \u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u044b, \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0435 \u0434\u043b\u044f \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT \u0438 \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b \u043d\u0430 \u044f\u0437\u044b\u043a\u0430\u0445 Python, Shell, C \u0438 OCaml. PaSh \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442 JIT-\u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440, runtime \u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 \u0430\u043d\u043d\u043e\u0442\u0430\u0446\u0438\u0439: Runtime \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u043d\u0430\u0431\u043e\u0440 \u043f\u0440\u0438\u043c\u0438\u0442\u0438\u0432\u043e\u0432 \u0434\u043b\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e\u0433\u043e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":101438,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-101437","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u043e\u0435\u043a\u0442 PaSh, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0438\u0439 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u044b \u0434\u043b\u044f \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f shell-\u0441\u043a\u0440\u0438\u043f\u0442\u043e\u0432, \u043e\u0431\u044a\u044f\u0432\u0438\u043b \u043e 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